static void TeleportEntity( CBaseEntity *pSourceEntity, TeleportListEntry_t &entry, const Vector *newPosition, const QAngle *newAngles, const Vector *newVelocity )
{
  CBaseEntity *pTeleport = entry.pEntity;
  Vector prevOrigin = entry.prevAbsOrigin;
  QAngle prevAngles = entry.prevAbsAngles;

  int nSolidFlags = pTeleport->GetSolidFlags();
  pTeleport->AddSolidFlags( FSOLID_NOT_SOLID );

  // I'm teleporting myself
  if ( pSourceEntity == pTeleport )
  {
   if ( newAngles )
   {
    pTeleport->SetLocalAngles( *newAngles );
    if ( pTeleport->IsPlayer() )
    {
     CBasePlayer *pPlayer = (CBasePlayer *)pTeleport;
     pPlayer->SnapEyeAngles( *newAngles );
    }
   }

   if ( newVelocity )
   {
    pTeleport->SetAbsVelocity( *newVelocity );
    pTeleport->SetBaseVelocity( vec3_origin );
   }

   if ( newPosition )
   {
    pTeleport->AddEffects( EF_NOINTERP );
    UTIL_SetOrigin( pTeleport, *newPosition );
   }
  }
  else
  {
   // My parent is teleporting, just update my position & physics
   pTeleport->CalcAbsolutePosition();

    // Server says don't interpolate this frame, so set previous info to new info.
  if ( IsEffectActive(EF_NOINTERP) ||  
   Teleported() )
  {
   ResetLatched();
  }

  // Add in lighting effects
  CreateLightEffects();
}

static void RestorePlayerTo( CBasePlayer *pPlayer, const Vector &vWantedPos )
{
  // Try to move to the wanted position from our current position.
  trace_t tr;
  VPROF_BUDGET( "RestorePlayerTo", "CLagCompensationManager" );
  UTIL_TraceEntity( pPlayer, vWantedPos, vWantedPos, MASK_PLAYERSOLID, pPlayer, COLLISION_GROUP_PLAYER_MOVEMENT, &tr );
  if ( tr.startsolid || tr.allsolid )
  {
   if ( sv_unlag_debug.GetBool() )
   {
    DevMsg( "RestorePlayerTo() could not restore player position for client \"%s\" ( %.1f %.1f %.1f )\n",
      pPlayer->GetPlayerName(), vWantedPos.x, vWantedPos.y, vWantedPos.z );
   }

   UTIL_TraceEntity( pPlayer, pPlayer->GetLocalOrigin(), vWantedPos, MASK_PLAYERSOLID, pPlayer, COLLISION_GROUP_PLAYER_MOVEMENT, &tr );
   if ( tr.startsolid || tr.allsolid )
   {
    // In this case, the guy got stuck back wherever we lag compensated him to. Nasty.

    if ( sv_unlag_debug.GetBool() )
     DevMsg( " restore failed entirely\n" );
   }
   else
   {
    // We can get to a valid place, but not all the way back to where we were.
    Vector vPos;
    VectorLerp( pPlayer->GetLocalOrigin(), vWantedPos, tr.fraction * g_flFractionScale, vPos );
    UTIL_SetOrigin( pPlayer, vPos, true );

    if ( sv_unlag_debug.GetBool() )
     DevMsg( " restore got most of the way\n" );
   }
  }
  else
  {
   // Cool, the player can go back to whence he came.
   UTIL_SetOrigin( pPlayer, tr.endpos, true );
  }
}